.banner {
	height: 360px ;
    overflow: hidden ;
}

.banner {
	height: 360px;
    margin-top: 2px;
    overflow: hidden;
}
.banner .content {
	width: 1060px;
    height: 360px;
    margin: 20px auto;
    position: relative;
   
}

.banner ul li img {
	width: 1024px ;
	height: 360px ;
}

.banner .content ul{
	width: 10000px;
	margin-left: -1024px;
}

.banner_left, .banner_right{
	width: 160px;
    height: 360px;
    display: inline-block;
    position: absolute;
    background: #7fa5ea;
    left: -160px;
    top: 0;
    opacity: 0.6;
}

.banner_right{
    width: 200px;
    height: 360px;
    display: inline-block;
    position: absolute;
    background: #7fa5ea;
    left: 1023px;
    top: 0;
    opacity: 0.6;
}

.btn_left ,.btn_right{
	display: inline-block;
	width: 21px;
	height: 150px;
	background: url(../img/banner_tb.png) no-repeat;
	position: absolute;
	left: 120px;
	top: 112px;
	opacity: 0;
	transition: all ease 0.6s;
	cursor: pointer;
}

.btn_right{
	background-position: -29px 0;
	position: absolute;
	left: 16px;
	top: 112px;
}

.banner .content:hover .btn_left{
	opacity: 1;
}

.banner .content:hover .btn_right{
	opacity: 1;
}


.category {
	margin-top: 10px;
	margin-bottom:20px;
}
	
.category .title {
	margin-bottom: 10px;
    border-bottom: 1px solid #cac5c5;
    height: 30px;
	text-indent:1em;
	font-size:18px;
	color:#666;
}
.category .items {
	margin-left:10px;
}
.category .items .item {
    width: 230px;
    height: 320px;
    background: #ccc;
    margin: 20px;
    float: left;
    margin-right:20px;
    cursor:pointer;
}

.category .items .item div {
	text-align:center;
}

.item-header {
	font-size: 12px;
    line-height: 52px;
}


.item-name {
    font-size: 22px;
    line-height: 74px;
    white-space:nowrap;
    overflow:hidden;
    text-overflow: ellipsis;	
}


.item-author {
    font-size: 14px;
    text-indent: 7em;
    padding-bottom: 70px;
}
.item-description {
	background: #eee;
    height: 104px;
    line-height: 76px;
    text-indent: 3em;
    font-size: 12px;
}



.item-banner {
	background: #666;
    color: #FFF;
}


